Flex读取xml文件

    <?xml version="1.0" encoding="utf-8"?> 
    <mx:Application xmlns:mx="http://www.adobe.com/2006/mxml" layout="absolute" creationComplete="init()"> 
    <mx:Script> 
       <![CDATA[ 
        import mx.collections.ArrayCollection; 
        import mx.rpc.events.ResultEvent; 
        import mx.rpc.http.HTTPService; 
        
        public const xmlUrl:String = "config.xml"; 
        [Bindable] private var colors1:ArrayCollection; 
        [Bindable] private var colors2:XML; 
        
        private function init():void{ 
         //方法一：通过HTTPService 
         var service:HTTPService = new HTTPService(); 
         service.url = xmlUrl; 
         service.addEventListener(ResultEvent.RESULT, resultHandler); 
         service.send(); 
         
         //方法二：通过URLLoader 
         var request:URLRequest = new URLRequest(xmlUrl); 
         var loader:URLLoader = new URLLoader(request); 
         loader.addEventListener(Event.COMPLETE, loaderCompleteHandler); 
        } 
        
        private function resultHandler(event:ResultEvent):void{ 
         colors1 = event.result.colors.color; 
        } 
        
        private function loaderCompleteHandler(event:Event):void{ 
         colors2 = new XML(event.target.data); 
        } 
       ]]> 
    </mx:Script> 
    <mx:List x="100" y="150" dataProvider="{colors1}" labelField="name"> 
    </mx:List> 
    <mx:List x="300" y="150" dataProvider="{colors2.color}" labelField="@name"> 
    </mx:List> 
    </mx:Application> 



config.xml文件


Java代码  收藏代码

    <colors> 
    <color name="LightGrey" value="#D3D3D3"/> 
    <color name="Silver" value="#C0C0C0"/> 
    <color name="DarkGray" value="#A9A9A9"/> 
    <color name="Gray" value="#808080"/> 
    <color name="DimGray" value="#696969"/> 
    <color name="Black" value="#000000"/> 
    </colors> 



实例：



登录


Java代码  收藏代码

    <?xml version="1.0" encoding="utf-8"?> 
    <mx:Application xmlns:mx="http://www.adobe.com/2006/mxml" layout="absolute"> 
        <mx:Script> 
            <![CDATA[ 
                import mx.controls.Alert; 
                import mx.rpc.events.ResultEvent; 
                import flash.net.navigateToURL; 
                 
                private function goLogin():void{ 
                    login.send(); 
                } 
                private function resultHandler(event:ResultEvent):void{ 
                    var entry:String = event.result.users.a.toString(); 
                    if(entry == 'ok'){ 
             
                    }else{ 
                        Alert.show('Username or Password is/are wrong !'); 
                    }                
                } 
            ]]> 
        </mx:Script> 
        <mx:HTTPService id="login" method="POST" showBusyCursor="true" url="flexlogin.php" result="resultHandler(event)"> 
            <mx:request xmlns=""> 
                <mx:username> {username.text} </mx:username> 
                <mx:userpwd> {userpwd.text} </mx:userpwd> 
            </mx:request> 
        </mx:HTTPService> 
         
        <mx:Panel width="310" height="265" layout="absolute" title="登录" fontSize="12" fontWeight="normal"> 
            <mx:TextInput x="93" y="51" id="username" fontSize="12"/> 
            <mx:TextInput x="92" y="95" id="userpwd" fontSize="12" displayAsPassword="true"/> 
            <mx:Button x="73" y="154" label="登录" id="btn1" click="goLogin()" fontWeight="normal" fontSize="12"/> 
            <mx:Label x="32" y="53" text="用户名：" fontSize="12"/> 
            <mx:Label x="43" y="97" text="密码：" fontSize="12"/> 
            <mx:Button x="154" y="154" label="注册" fontSize="12" fontWeight="normal" id="btn2"/> 
            <mx:Label x="10" y="10" text="测试用 用户名 User 密码 123456" fontSize="12" width="243"/> 
        </mx:Panel> 
         
    </mx:Application> 



flexlogin.php


Php代码  收藏代码

    <?php      
    $return=""; 
    if(isset($_POST[username]) && isset($_POST[userpwd])){ 
     if ("User"==$_POST[username] && "123456"==$_POST[userpwd]) 
        $return="ok"; 
     else 
        $return="error"; 
    } 
    $xml_return = '<users>'; 
    $xml_return.= '<a>'.$return.'</a>'; 
    $xml_return.= '</users>'; 
    echo $xml_return; 



实例：



rss


Java代码  收藏代码

    <?xml version="1.0" encoding="utf-8"?> 
    <mx:Application xmlns:mx="http://www.adobe.com/2006/mxml" layout="absolute" creationComplete="feedRequest.send()"> 
        <mx:Script> 
            <![CDATA[ 
                import flash.net.navigateToURL; 
            ]]> 
        </mx:Script> 
        <!-- 利用flex获取并显示数据2 --> 
        <mx:HTTPService id="feedRequest" url="flexXml.xml" useProxy="false"/> 
         
        <mx:Panel x="10" y="10" width="475" height="400" layout="absolute" title="{feedRequest.lastResult.rss.channel.title}" > 
             
            <mx:DataGrid x="10" y="10" id="dgPosts" width="400" dataProvider="{feedRequest.lastResult.rss.channel.item}"> 
                <mx:columns> 
                    <mx:DataGridColumn headerText="Posts" dataField="title"/> 
                    <mx:DataGridColumn headerText="Date" dataField="pubDate" width="150"/> 
                </mx:columns> 
            </mx:DataGrid> 
             
            <mx:LinkButton x="10" y="225" label="Read full part" click="navigateToURL(new URLRequest(dgPosts.selectedItem.link));"/> 
            <mx:TextArea x="10" y="175" width="400" htmlText="{dgPosts.selectedItem.description}"/> 
             
        </mx:Panel> 
         
    </mx:Application> 



flexXml.xml


Java代码  收藏代码

    <?xml version="1.0" encoding="utf-8"?> 
    <rss version="2.0"> 
        <!-- 该文件放到tomcat的root目录 --> 
        <channel> 
            <title>你好,flex获取并显示数据</title> 
     
            <item> 
                <title>hello world</title> 
                <description> this is a best exanple in flex,you can do it with me ,and may you hava a wanderful future </description> 
                <link>http://hi.baidu.com/shiryu963</link> 
                <guid>http://hi.baidu.com/shiryu963</guid> 
                <category>general</category> 
                <pubDate>2009.6.8 12:17:11</pubDate> 
            </item> 
     
            <item> 
                <title>hello kava</title> 
                <description> best wishs to me,this is a best exanple in flex,you can do it with me ,and may you hava a wanderful future </description> 
                <link>http://hi.baidu.com/shiryu963</link> 
                <guid>gech.com</guid> 
                <category>general</category> 
                <pubDate>2009.8.8 6:20:11</pubDate> 
            </item> 
     
            <item> 
                <title>hello shiryu</title> 
                <description> i hava a best wish to you,this is a best exanple in flex,you can do it with me ,and may you hava a wanderful future </description> 
                <link>http://hi.baidu.com/shiryu963</link> 
                <guid>hahahhahhahahah</guid> 
                <category>improtant</category> 
                <pubDate>2009.4.22 6:20:11</pubDate> 
            </item> 
        </channel> 
    </rss>